Explain why, water comes out more slowly from an upstairs tap than from a similar tap downstairs.

Water in our tap comes from a

Explain why aldehydes are more reactios than ketones.

Water falls from a tap, down the streamline

Region of root from base tip in a tap root are

From acitve hydathodes, the water comes out by

Why burns from steam are more serious than those from boling water?

Three tiny holes are made in an empty can at different levels, one over the other. They are temporarily closed with an adhesive tap and then the can is filled with water. As the tapes are pulled out, water starts flowing out from the holes. It is observed that water flowing out from the lowest hole goes farthest and that from the uppermost hole nearest to the can (BE > BD > BC). Why? What does this experiment show ?